by lochan2014 | Feb 1, 2025 | Python
Solving coding problems efficiently requires a structured approach. Here’s a step-by-step guide along with shortcuts and pseudocode tips. 📌 Step 1: Understand the Problem Clearly Read the problem statement carefully Identify: Input format (list, string, integer,... by lochan2014 | Feb 1, 2025 | Python
What are Iterables? An iterable is any object that can return an iterator, meaning it can be looped over using for loops or passed to functions like map(), filter(), etc. 🔹 List of Built-in Iterables in Python Python provides several built-in iterable objects:... by lochan2014 | Jan 7, 2025 | Pyspark, Python
#1. create a sample dataframe # create a sample dataframe data = [ (“Sam”,”Sales”, 50000), (“Ram”,”Sales”, 60000), (“Dan”,”Sales”, 70000), (“Gam”,”Marketing”, 40000),... by lochan2014 | Oct 27, 2024 | Python
The pandas Series is a one-dimensional array-like data structure that can store data of any type, including integers, floats, strings, or even Python objects. Each element in a Series is associated with a unique index label, making it easy to perform data retrieval... by lochan2014 | Oct 24, 2024 | Python
This tutorial covers a wide range of pandas operations and advanced concepts with examples that are practical and useful in real-world scenarios. The key topics include: Creating DataFrames, Series from various sources. Checking and changing data types. Looping... by lochan2014 | Aug 6, 2024 | Python
Merge sort is a classic divide-and-conquer algorithm that efficiently sorts a list or array by dividing it into smaller sublists, sorting those sublists, and then merging them back together. Here’s a step-by-step explanation of how merge sort works, along with...